Hair brush



FIG. 1 is a perspective view of a hair brush, showing my new design;

FIG. 2 is a reduced front elevational view thereof (and also a mirror image of the rear elevational view);

FIG. 3 is a reduced side elevational view thereof (and also a mirror image of the opposite side);

FIG. 4 is a reduced top view thereof;

FIG. 5 is a reduced bottom view thereof;

FIG. 6 is a perspective view of a hair brush, showing an element of the handle in an alternate position;

FIG. 7 is a reduced front elevational view thereof (and also a mirror image of the rear elevational view);

FIG. 8 is a reduced side elevational view thereof (and also a mirror image of the opposite side);

FIG. 9 is a reduced top view thereof; and,

FIG. 10 is a reduced bottom view thereof.

For clarity, brush bristles customarily supported by my new design have been omitted from the views and form no part of the claimed design. 

The ornamental design for a hair brush, as shown and described. 